The best situation is probably the one when you can grow most of your food, keep animals if you are e meat eater, and spin, sew, mend etc.
An almost raw food diet, with beans and grains, will probably cost much less and be healthier than a Mc Donald or take away diet.
It's all common sense, after all.
We have spent our little remaining money in a large set of solar panels and since then our meter is reading in negative. No more bills to pay!
Dolcezza